3MOJ:
reference: Structure of the RNA Binding Domain of a DEAD-Box Helicase Bound to Its Ribosomal RNA Target Reveals a Novel Mode of Recognition by an RNA Recognition Motif., Hardin JW, Hu YX, McKay DB, J Mol Biol. 2010 Jul 29. PMID: 20673833

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).